| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | carbon tetrachloride | China | Carbon tetrachloride is not commonly known or used in everyday life. | 1 |
| 2 | carbon tetrachloride | China | Carbon tetrachloride may still be used in some industrial processes or manufacturing despite its known health risks. | 1 |
| 3 | trichloroethylene | China | Limited awareness of trichloroethylene and its industrial uses, not commonly encountered in daily life | 1 |